Septic in New Kent County, VA

Last updated: Mar 21, 2026

On winding country roads and in communities tucked between the Chickahominy River and Richmond's growing suburbs, New Kent County reminds you how practicality often beats luxury: most homes here rely on septic.

Is septic common in New Kent County? Should I expect septic if I own or buy a home?

Yes. In New Kent, septic systems are still the standard for many single-family homes—especially in rural pockets and in areas where sewer lines haven't been extended. If you're buying an older home or building on a back street, you'll likely encounter a septic system unless you're connected to a public sewer. A local septic pro or your real estate agent can confirm the status for a specific property.

Why homes typically use septic systems in New Kent County

Rural land and development patterns: Many properties sit on larger lots where a centralized sewer system isn't practical or available.
Cost and practicality: Extending sewer lines across farms and neighborhoods is expensive; septic systems provide a practical, on-site wastewater solution.
Ownership and responsibility: Homeowners manage and maintain their system, making regular care essential.
Environmental fit: When properly designed, installed, and maintained, septic systems protect water sources and nearby soils, which matters in a county with abundant wells and natural features.

County growth history and how that has impacted septic coverage

New Kent has evolved from a predominantly rural, agricultural area into a county with growing residential neighborhoods and commuting options toward Richmond and beyond. That growth has:

Increased housing density in certain corridors (near major routes like I-64 and Route 60) where public sewer isn't universally available yet.
Created pockets where community or municipal sewer is expanding, while vast rural areas continue to rely on traditional septic.
Raised the importance of maintenance, inspections, and proper system design to keep pace with development and protect groundwater and surface waters.

High-level explanation (why septic exists here)

The long-standing mix of farming land, soil types, and limited municipal sewer reach meant on-site wastewater treatment made sense for generations—and it remains the practical, common choice for many New Kent homes today. Properly planned and cared-for septic systems let families live comfortably in a county that values both growth and stewardship.

Below the surface, you'll find practical, neighbor-to-neighbor guidance as you explore septic needs in New Kent.

How Septic Is Regulated in New Kent County

The state and local roles

In Virginia, onsite septic systems are regulated through a partnership between the Virginia Department of Health (VDH) and local health districts, with New Kent County handling day‑to‑day permitting, soil evaluation, and inspections for residential systems. The Virginia Department of Environmental Quality (DEQ) oversees broader wastewater management and certain nonresidential or watershed-related concerns.

State standards: VDH sets technical criteria for design, installation, and operation of onsite systems and maintains records of permits and approvals.
Local responsibilities: New Kent County Health Department issues permits, administers soil evaluations, conducts inspections during installation, and keeps pumping/maintenance records.
When DEQ steps in: Nonresidential facilities, large-scale projects, or environmental compliance matters at the watershed level may involve DEQ.

Official resources:

Virginia Department of Health – Onsite Sewage Program:

Permitting and inspections

Before any installation or significant repair, you'll need an onsite septic permit from the county health office.

Start with New Kent County Health Department to apply for an onsite septic permit.
Hire a licensed onsite designer/installer to prepare a site evaluation and system plans that meet VDH standards.
The Health Department reviews plans and issues the permit once they're approved.
Installation must be inspected by the local health department at key milestones (after trenching, after tank placement, and after backfilling).
Submit as‑built drawings and any final documentation to the Health Department for the official record.
Keep in touch with your inspector for any changes to the plan or setbacks.

Tips:

Don't begin work without an approved permit; doing so can lead to fines or required removal.
Inspections must be scheduled in advance; have your contractor coordinate with the inspector to avoid delays.

Soil evaluation and system design

A soil evaluation is essential to determine drainfield size, placement, and setbacks.

Scheduling: Work with a Virginia-licensed soils evaluator to assess soil suitability on your property.
Submittals: The evaluator's report goes to the New Kent County Health Department for review.
Design and approval: The Health Department uses the soil data to determine the appropriate drainfield design, including setbacks from wells, streams, and property lines.
Permitting: Once the site meets requirements, a permit is issued and the design is approved for construction.

Note: Proper soil assessment helps prevent failed systems and protects groundwater and wells.

Maintenance, pumping, and compliance

Ongoing care keeps a septic system functioning well and protects your investment.

Pumping frequency: Most homes pump every 3–5 years; frequency depends on tank size, household use, and whether a garbage disposal is present.
Recordkeeping: Maintain pumping receipts and maintenance records; you may need them when selling or during inspections.
Water-smart habits: Use water efficiently; avoid flushing solvents, oils, grease, coffee grounds, and nonbiodegradable items.
Signs of trouble: Odors, surfacing wastewater, or slow drains warrant a call to the Health Department or a licensed septic professional.

Upgrades, repairs, and compliance

Permitting for changes: If you repair or upgrade components or alter the system layout, a new permit and review are typically required.
Failure consequences: If a system fails, contact the Health Department promptly; do not attempt unpermitted DIY fixes.
Upgrades for capacity or code upgrades: Major capacity increases or code-mandated upgrades will follow the same permit and inspection process.

Local codes, zoning, and planning considerations

Local rules may add setbacks or design criteria beyond state minimums; verify with New Kent County Planning and Zoning when adding bedrooms, expanding the drainfield, or changing property lines.
Home sales: State and local records should be up to date; disclose system status and maintenance history as part of the transaction.

Official resources:

New Kent County Health Department contact:
Virginia Department of Health – Onsite Sewage Program: https://www.vdh.virginia.gov/environmental-health/onsite-sewage
Virginia Department of Environmental Quality – Wastewater/Onsite programs: https://www.deq.virginia.gov/Programs/Water

Soil, Groundwater & Environmental Factors in New Kent County

Soil types and drainage

The soil on your property largely determines how well a septic system can absorb and treat effluent. In New Kent County, you'll encounter a mix of well-drained sands and loams, with wetter, poorly drained soils in low-lying areas near streams and wetlands.
Use the USDA NRCS Web Soil Survey to identify your soil map units, their drainage class, and any septic-specific limitations. This official tool helps you understand whether your site is suited to a conventional drainfield or may require alternatives.
In areas with high water tables or seasonal flooding, you may need design alternatives (such as elevated or mound systems) to achieve the required separation distances.

Proximity to surface water and flood risks

Septic systems should be positioned away from streams, rivers, wetlands, and surface water bodies to protect water quality. New Kent County sits near multiple watercourses, so check local setbacks and CBPA-related protections.
Review FEMA flood maps for your property to understand flood risk and how it might affect system design and regulatory requirements.

Environmental factors and regulatory considerations

Chesapeake Bay Preservation Act (CBPA) and related state requirements can influence septic system permitting and setbacks in New Kent County. Check with the county planning or health department and DEQ for project-specific rules. https://www.deq.virginia.gov/Programs/Water/CBPA
Regulatory considerations often include setbacks from wells, property lines, streams, and wetlands, as well as runoff management practices to protect groundwater and surface water.
Groundwater protection and watershed stewardship are integral to design decisions. For general environmental guidance, the Virginia Department of Environmental Quality and Virginia Cooperative Extension offer helpful resources. https://www.deq.virginia.gov/ | https://ext.vt.edu/

Practical steps for homeowners

Retrieve soil data for your property using the NRCS Web Soil Survey to understand drainage and limitations. https://websoilsurvey.nrcs.usda.gov/
Check your property's flood risk and proximity to surface waters with FEMA maps. https://msc.fema.gov/portal/home
Review state and local requirements for septic setbacks (wells, streams, wetlands) via the Virginia Department of Health OSDS program. https://www.vdh.virginia.gov/environmental-health/onsite-sewage-program/
Have a licensed onsite septic professional perform a site evaluation that includes soil testing and groundwater assessment, especially if your land shows shallow water tables or questionable drainage.
If you are near CBPA areas or flood zones, consult New Kent County's planning or environmental staff early in the planning process for any additional restrictions. https://www.deq.virginia.gov/ | https://www.deq.virginia.gov/Programs/Water/CBPA

Typical Septic System Types in New Kent County

Conventional gravity septic systems

A standard setup across many New Kent properties. Wastewater flows by gravity from the home into a septic tank, then effluent moves to a drainfield (leach field) where soil treats it before it returns to the groundwater.

Best in soils with good percolation and depth to groundwater.
Pros: simple design, generally lower upfront and maintenance costs.
Cons: not suitable if the site has high water tables, slow soil permeability, or shallow bedrock.

What to know:

Requires a reliable soil-based drainfield with adequate absorption area.
Regular pumping every 3–5 years helps prevent solids from reaching the drainfield.

Learn more:

Low-Pressure Dose (LPD) systems

These use a pump and distribution network to deliver effluent under low pressure to multiple trenches, which can improve distribution in limited soil areas.

Good option for shallow soils or limited drainfield space.
Pros: better control of effluent placement, can work in tougher site conditions.
Cons: higher equipment costs and ongoing maintenance; requires electrical power and a dosing pump.

Maintenance note:

Periodic pump checks and proper filtration are important to keep the lines flowing and prevent clogging.

Mound systems

Used when soil unsuitable for a conventional drainfield (e.g., shallow bedrock, high water table, or poor percolation). A sand-filled mound sits above the natural soil, with drainfield beneath.

Ideal for challenging New Kent sites.
Pros: expands buildable area and soil compatibility.
Cons: more complex construction; higher maintenance and monitoring needs.

What to expect:

Engineered soil and monitoring wells may be part of the design.
Routine inspections and pump-outs help extend life.

Sand filter and pressure-dosed drainfields

In some soils, effluent first passes through a sand filter (or a pressure-dosed system with controlled distribution) before reaching the final drainfield.

Improves treatment before infiltration, useful where soils are marginal.
Pros: higher treatment efficiency, can protect sensitive groundwater.
Cons: added components mean higher upfront and service costs.

Aerobic Treatment Units (ATU) and spray dispersal systems

ATUs provide enhanced biological treatment, producing cleaner effluent that is often discharged via spray irrigation or shallow trenches.

Suitable for restrictive soils or where space is limited.
Pros: higher effluent quality, potential for smaller drainfields.
Cons: higher maintenance, more electrical components, regular service visits.

Maintenance tip:

ATUs need regular servicing, filter changes, and proper alarm checks to avoid downtime.

Drip irrigation and alternative disposal methods

Drip irrigation systems deliver treated wastewater through small-diameter emitters for soil absorption and reuse vegetation on-site.

Can minimize footprint and blend with landscape design.
Pros: efficient water use, flexible layouts.
Cons: requires proper design, monitoring, and a reliable ATU or treatment stage.

Other considerations and options in New Kent County

Some properties may use evapotranspiration (ET) beds or other niche approaches in specific conditions. Availability depends on site constraints and local approvals.

ET beds and similar approaches are less common in this region but may be considered where permitted by the local health department and soil conditions.
Always verify with your local health district and a licensed designer.

Siting and regulatory considerations:

Have a licensed septic designer or contractor perform a soils evaluation for your property, tailored to New Kent County conditions.
Submit plans to the Virginia Department of Health (VDH) and the local health district for permitting.
Confirm design type with the local regulator based on soil, groundwater, and lot layout.
Plan routine maintenance, including routine pumping and system inspections.
Schedule approved installations with a qualified installer, and keep maintenance records for inspections.

Learn more: https://www.vdh.virginia.gov/on-site-sewage-systems/

Typical Septic Issues Across New Kent County

Common signs of septic trouble

Strong or unusual odors near the home or drainfield, especially after a shower or laundry cycle.
Backups, slow drains, or gurgling sounds in toilets and sinks.
Wet or lush patches, soggy ground, or bright green grass over portions of the yard that aren't irrigated.
Frequent need to plunge toilets or rinse with a lot of water to get a flush down.

Typical causes in New Kent County

Age and wear: Many systems in the county are older and nearing the end of their useful life.
Insufficient maintenance: Infrequent pumping or skipped inspections lets problems go unnoticed.
Excessive water use: Large loads of laundry, frequent use of razors, showers, or dishwashers can overwhelm a tank and drainfield.
Root intrusion: Tree roots seeking moisture can crack or block pipes leading to the drainfield.
Site and soil constraints: High groundwater, seasonal flooding, or poorly drained soils can reduce drainfield performance.
Installation and modification issues: Adding rooms or enlarging households without upgrading the system, or landscaping that covers or interferes with the leach field.
Chemical and waste disposal: Flushing fats, oils, solvents, or chemicals and non-biodegradable items disrupts beneficial bacteria and clog drains.

Seasonal and environmental risks in New Kent

Wet spells and heavy rainfall can saturate the drainfield and slow effluent dispersion.
Flood-prone yards and fluctuating groundwater levels stress systems that are already at or near capacity.
Freeze-thaw cycles can affect lids, lids risers, and exposed pipes, making inspections essential in spring.

Practical maintenance habits that prevent issues

Pump and inspect on a regular schedule
- Typical homes: pump every 3–5 years, depending on tank size and household usage.
- Have a licensed professional inspect every 1–2 years to check tank integrity, baffles, and any installed effluent filters.
Use water wisely
- Space out laundry and dishwashing; run full loads; consider high-efficiency appliances.
- Limit garbage disposal use; avoid "flushable" wipes and chemicals that can disrupt bacteria.
Protect the drainfield
- Do not drive or park over the drainfield; keep heavy equipment off the area.
- Plant only shallow-rooted vegetation near the field and avoid digging near septic lines.
- Maintain a lot of distance from water lines, trenches, and tanks during landscaping projects.
Monitor for early warning signs
- Track changes in odors, slow drains, or wet areas; address promptly rather than letting them progress.

Do-it-yourself checks you can responsibly perform

Observe the yard: note any unusually lush patches or wet areas above the drainfield and document with photos.
Inspect external components: look for cracks in access risers or lids; ensure they're properly sealed.
Inside the home: watch for recurring backups or wastewater odors; record dates and conditions when they occur.

When to call a professional and official resources

Call a licensed septic contractor if you notice backups, persistent odors, or expanding wet spots.
For official guidelines, maintenance practices, and consumer protections, consult:
- EPA Septic Systems:
- Find your local health district for district-specific contact information:

Septic Inspection, Permits & Local Oversight

How permitting works in New Kent County

In Virginia, onsite wastewater (septic) system work is overseen by the Virginia Department of Health (VDH) through the local health district, with coordination from your county's offices. In New Kent County, the local health department partners with the county to issue permits, review plans, and perform inspections related to onsite sewage disposal. The process protects water quality and soils while ensuring your system is properly designed and installed.

The permit process, step by step

Determine the scope of work
New systems, replacements, repairs, tank replacements, or significant modifications all usually require permitting.
Engage a qualified professional
Work with a licensed Onsite Wastewater System Designer and/or a Soil Evaluator as required. A design and soils report is typically needed for plan review.
Gather and submit the permit package
Common elements: site evaluation results, system design plans, property map, and applicant information. Submit to the local health department (VDH) or the designated county office for onsite wastewater permits.
Plan review and permit issuance
The health department reviews the proposed system for code compliance, soil suitability, and appropriate setback distances. If needed, revisions are requested before a permit is issued.
Schedule inspections and pay fees
Upon permit approval, construction inspections are required at key milestones. Fees vary by project type and location.
Final approval and recordkeeping
After successful inspections, you'll receive final approval and the county/VDH will keep records. Save all permits, as-built drawings, and inspection notes for your files.

Inspections during construction

Pre-installation/site readiness inspection
- Verifies access, set-up, and that the site is ready for excavation and installation according to the approved plan.
Rough-in/installation inspections
- Conducted during tank placement, conduit and pipe trenching, leach field install, and backfill. Inspectors confirm materials, grading, setbacks, and proper installation methods.
Backfill, compaction, and system components
- Ensures trenches are backfilled correctly and that lids, risers, and cover materials meet code requirements.
Final inspection and system start-up
- Confirms the finished system matches the approved design and is operational. Final approvals are issued only after passing.

Real estate and ongoing records

Real estate transactions may involve reviewing the septic system's condition, permits, and as-built drawings. Some transactions may require a formal septic inspection or disclosure depending on county practices and the specifics of the sale.
Keep a personal file of all permits, inspection reports, system designs, and as-built drawings. These documents simplify future maintenance, upgrades, or neighbor inquiries.

Local oversight in New Kent County and who to contact

Virginia Department of Health (VDH) – Environmental Health Services oversees onsite wastewater permits and inspections in coordination with the county. Primary official resource for permitting requirements and inspections:

Official resources

Virginia Department of Health – Onsite Sewage/Onsite Wastewater programs: https://www.vdh.virginia.gov/environmental-health/
New Kent County: https://www.newkentcounty.org/

Cost Expectations for Septic Services in New Kent County

Septic Tank Pumping and Maintenance

What it includes: pump out tank contents, inspect internal components (baffles, lids, risers), clean and reseal access points, inspect and replace effluent filters if present, and check overall system performance.
New Kent specifics: accessibility, tank size, and driveway/yard access influence price; older homes may have larger tanks or multiple lids to locate.
Typical cost: about $250–$500 per pumping, plus $75–$150 for any necessary lid/riser work. Frequency is often every 1–3 years depending on household size and usage.
Official resources: Virginia Department of Health Onsite Sewage Program:

Septic System Inspections (Routine and Real Estate Transfers)

What it includes: visual and mechanical inspection of tank and components, optional dye testing, flow assessment, record review, and recommendations for maintenance or repairs.
New Kent specifics: real estate transfer inspections (RETI) often require documentation for the buyer; local health district may request additional forms.
Typical cost:
- Routine/annual inspection with pumping: $150–$350.
- Real estate transfer inspections (RETI): $300–$500.
Official resources: RETI guidance from VDH Onsite Sewage Program:

Drain Field Repair and Replacement

What it includes: diagnostic evaluation of field performance, soil testing in failed areas, reconstruction or replacement of drain field trenches, installation of newer field designs if needed, and post-installation testing.
New Kent specifics: high groundwater pockets and soil variability can drive repair complexity and cost; access to the drain field and distinguishing between partial repairs vs. full replacement matter.
Typical cost: $2,500–$12,000+, with larger replacements or mound conversions at the higher end.
Official resources: VDH Onsite Sewage Program guidance on drain field repairs: https://www.vdh.virginia.gov/onsite-sewage-program/

Septic System Repairs and Component Maintenance

What it includes: baffle or inlet/outlet repairs, tank lid/riser adjustments, effluent filter cleaning or replacement, pipe repairs, pump replacement, and line feeding adjustments.
New Kent specifics: timely access and prompt diagnosis help minimize groundwater or lawn disruption; some older systems may need more frequent component replacements.
Typical cost: minor repairs $200–$1,000; major repairs $1,500–$4,000+, depending on parts and labor.
Official resources: VDH on-site guidance and local health department pages: https://www.vdh.virginia.gov/onsite-sewage-program/

Real Estate Transfer Inspections (RETI) – Steps and Preparation

What it includes: a comprehensive snapshot of septic health as part of a property transfer; may involve dye tests, camera inspection of lines, and a written report with repair recommendations.
New Kent specifics: RETI often aligns with state requirements and local permit expectations; buyers frequently request a detailed inspection to avoid post-purchase surprises.
Steps to prepare (example):
1. Schedule inspection with a qualified septic contractor.
2. Provide access and any prior maintenance records.
3. Expect a written report with suggested repairs and cost estimates.
4. Plan for any recommended replacements or upgrades before closing.
Typical cost: $300–$500.
Official resources: RETI information from VDH: https://www.vdh.virginia.gov/onsite-sewage-program/real-estate-transfer-inspections/
New Kent resources: New Kent County government pages for permits and health requirements: https://www.newkentcountyva.gov/

Cities & Communities in New Kent County With Septic Systems

Providence Forge

Providence Forge is a rural hub in eastern New Kent County where most homes operate on on-site septic systems. Some newer developments or commercial parcels may be connected to sewer lines, but the vast majority rely on septic.

Key maintenance reminders:
- Pump every 3–5 years, with frequency depending on tank size and household water use.
- Install water-saving fixtures and spread out laundry/dishwashing to reduce load on the drainfield.
- Protect the drainfield: keep vehicles off and avoid building structures on top of it; plant only shallow-rooted vegetation nearby.
- Use septic-safe products and avoid flushing wipes, chemicals, or fats down the drain.
Quick checks:
- If you're unsure whether your home is on septic or if a sewer line exists nearby, contact New Kent County's building or planning office for service maps.
- Have a licensed septic contractor perform a simple inspection when buying or after signs of trouble (gurgling drains, slow drains, or wet spots over the drainfield).

Quinton

Quinton is another unincorporated area within New Kent County where septic systems are common. Property owners should treat septic as a long-term investment and plan for regular maintenance.

Practical tips:
- Schedule pumping based on tank size and occupancy; many households fall in the 3–5 year range.
- Maintain vegetation over the drainfield with careful landscaping; avoid deep rooting trees or heavy equipment over the area.
- Minimize water use during peak times to help the system process waste more efficiently.
If you're buying a home in Quinton:
- Obtain a septic disclosure and recent pumping records.
- Have a qualified inspector evaluate drainfield health and tank condition as part of the closing process.

Barhamsville

Barhamsville covers northern parts of the county where septic is the standard for residences and shops alike. While some newer parcels may be tied to municipal lines, septic remains prevalent.

Maintenance essentials:
- Annual or biannual inspection of surface drainage around the system to prevent standing water.
- Pump and inspect every 3–5 years, adjusting for family size and usage.
- Protect the area from compaction, heavy traffic, and landscaping that could damage the drainfield.
Signs you need service:
- Slow draining sinks, toilets that gurgle, or sewage odors indoors.
- Patches of lush grass or unusually wet ground over the drainfield.

New Kent Court House (county seat)

New Kent Court House is the administrative heart of the county where many homes and rural properties rely on septic systems. Even in areas with limited sewer service, septic remains a reliable option when well maintained.

Best practices:
- Keep a maintenance schedule and track pumping dates; set reminders with your local septic contractor.
- Protect the drainfield from heavy equipment, pooling water, and deep-rooted plants.
- Use a professional to inspect for roots, sediment buildup, or signs of effluent surfacing.
Buying or renting tips:
- Request septic records and a drainfield evaluation as part of your due diligence.
- Confirm ongoing county or utility plans for any future sewer expansion that could affect your property.

Keeping septic systems strong in unsewered New Kent areas

Schedule regular pumping and inspections with a licensed contractor. 2) Use water efficiently and space out high-volume tasks. 3) Monitor for standing water, odors, or slow drains and address promptly. 4) Avoid adding chemicals, solvents, or non-flushable items to the system.

Official Resources

Virginia Department of Health – Onsite Sewage Program:
New Kent County Government:
Virginia Cooperative Extension – Septic systems guidance: https://ext.vt.edu/ (search for septic or on-site sewage)

Septic vs Sewer Across New Kent County

How septic systems work vs public sewer

Septic systems are on-site treatment units with a septic tank and a drainfield. Wastewater is treated underground on your property, then the clarified liquid filters back into the soil. Regular pumping every 3–5 years helps prevent backups and failures.
Public sewer collects wastewater through an underground network and transports it to a treatment plant. Homeowners pay a monthly sewer bill and the system is maintained by the municipality; you don't handle drainfield maintenance or pumping.

Availability and how to know what serves your property

Not every lot in New Kent County is connected to a sewer line. Availability depends on distance to existing mains, line capacity, and upgrades.
What to do:
- Contact New Kent County Public Utilities or your town's utility department to confirm service in your area.
- Check official maps or request a service area confirmation for your property.
- If you're purchasing a home, ask for a utility feasibility letter from the county.

Pros and cons at a glance

Septic systems
- Pros: independence from a sewer district, no monthly sewer bill, can work in rural areas without sewer expansion.
- Cons: requires regular maintenance, potential for costly failures if neglected, drainfield size and soil conditions matter.
Public sewer
- Pros: no septic pumping or drainfield maintenance, often predictable monthly costs, no soil or groundwater concerns on your property.
- Cons: ongoing sewer fees, possible connection fees, vulnerability to outages or rate increases, less control over drainage on your site.

Step-by-step: deciding between septic and sewer for your home

Confirm service area: Is your property within a public sewer district? Check with New Kent County Public Utilities.
Compare costs: Estimate long-term septic maintenance vs monthly sewer charges, including any connection or impact fees.
Assess site and soil: If your soil percolates slowly or your lot is small, a septic drainfield may require more space or be more fragile.
Consider environmental risks: Proximity to wells, streams, or sensitive groundwater may influence the preferred approach.
Plan for maintenance: If you keep a septic system, set a pumping schedule and routine inspections with a licensed pro.

Maintenance and practical tips

For septic: pump every 3–5 years (or as recommended by a local pro); use water efficiently; avoid flushing nondegradables, fats, oils, and grease; protect the drainfield from heavy vehicles and landscaping compaction; keep chemicals and pesticides away from the system.
For sewer: monitor for unusual sewage odors or backups in fixtures; report any issues to the utility promptly to prevent outages or sewer back-ups in your home.

If your home is near sewer or you plan to connect

Verify eligibility and costs with the county or your utility provider.
Obtain necessary permits and approvals for connection or disconnection.
Hire licensed professionals for any sewer connection work and for safe septic decommissioning if you switch away from septic.
Schedule coordination with the sewer authority and any required inspections.

Official resources

Virginia Department of Health, Onsite Sewage Program:
U.S. Environmental Protection Agency, Septic Systems:
New Kent County official site: